/Engine/Source/Runtime/RHICore/Public/RHIPoolAllocator.h
AllocationData functions: allocate, free, move, ...
bool TryAllocate ( uint32 InSizeInBytes, uint32 InAllocationAlignment, ERHIPoolResourceTypes InAllocationResourceType, [FRHIPoolAllocationData](API\Runtime\RHICore\FRHIPoolAllocationData) & AllocationData )